Primary Medullary Hemorrhage:Report of Four Cases and Review of the Literature
Stroke 25:1684-1687, Barinagarrementeria,F.&Cantu,C., 1994
Superior Oblique Palsy due to a Midbrain Vascular Malformation
Neurol 40:554-555, Gonyea,E.F., 1990
Brain Stem Arteriovenous Malformations
Arch Ophthalmol 86:255, Lessel,S.,et al, 1971